Examples with LWJGLException org.lwjgl.LWJGLException used on opensource projects

Example 11 with LWJGLException

use of org.lwjgl.LWJGLException in project lwjgl by LWJGL.

the class ALC11 method initialize.

/**
	 * Initializes ALC11, including any extensions
	 * @return true if initialization was successfull
	 */
static boolean initialize() {
    try {
        IntBuffer ib = BufferUtils.createIntBuffer(2);
        ALC10.alcGetInteger(AL.getDevice(), ALC10.ALC_MAJOR_VERSION, ib);
        ib.position(1);
        ALC10.alcGetInteger(AL.getDevice(), ALC10.ALC_MINOR_VERSION, ib);
        int major = ib.get(0);
        int minor = ib.get(1);
        // checking for version 1.x+
        if (major >= 1) {
            // checking for version 1.1+
            if (major > 1 || minor >= 1) {
                ALC11.initNativeStubs();
                AL11.initNativeStubs();
            }
        }
    } catch (LWJGLException le) {
        LWJGLUtil.log("failed to initialize ALC11: " + le);
        return false;
    }
    return true;
}

Example 12 with LWJGLException

use of org.lwjgl.LWJGLException in project lwjgl by LWJGL.

the class HelloOpenCL method execute.

protected static void execute() {
    try {
        CL.create();
        final List<CLPlatform> platforms = CLPlatform.getPlatforms();
        if (platforms == null)
            throw new RuntimeException("No OpenCL platforms found.");
        for (CLPlatform platform : platforms) {
            System.out.println("\n-------------------------");
            System.out.println("NEW PLATFORM: " + platform.getPointer());
            System.out.println(CLCapabilities.getPlatformCapabilities(platform));
            System.out.println("-------------------------");
            printPlatformInfo(platform, "CL_PLATFORM_PROFILE", CL_PLATFORM_PROFILE);
            printPlatformInfo(platform, "CL_PLATFORM_VERSION", CL_PLATFORM_VERSION);
            printPlatformInfo(platform, "CL_PLATFORM_NAME", CL_PLATFORM_NAME);
            printPlatformInfo(platform, "CL_PLATFORM_VENDOR", CL_PLATFORM_VENDOR);
            printPlatformInfo(platform, "CL_PLATFORM_EXTENSIONS", CL_PLATFORM_EXTENSIONS);
            System.out.println("");
            final PointerBuffer ctxProps = BufferUtils.createPointerBuffer(3);
            ctxProps.put(CL_CONTEXT_PLATFORM).put(platform.getPointer()).put(0).flip();
            final List<CLDevice> devices = platform.getDevices(CL_DEVICE_TYPE_ALL);
            for (CLDevice device : devices) {
                final CLDeviceCapabilities caps = CLCapabilities.getDeviceCapabilities(device);
                System.out.println("\n\tNEW DEVICE: " + device.getPointer());
                System.out.println(caps);
                System.out.println("\t-------------------------");
                System.out.println("\tCL_DEVICE_TYPE = " + device.getInfoLong(CL_DEVICE_TYPE));
                System.out.println("\tCL_DEVICE_VENDOR_ID = " + device.getInfoInt(CL_DEVICE_VENDOR_ID));
                System.out.println("\tCL_DEVICE_MAX_COMPUTE_UNITS = " + device.getInfoInt(CL_DEVICE_MAX_COMPUTE_UNITS));
                System.out.println("\tCL_DEVICE_MAX_WORK_ITEM_DIMENSIONS = " + device.getInfoInt(CL_DEVICE_MAX_WORK_ITEM_DIMENSIONS));
                //CL10.clGetDeviceInfo(device, CL10.CL_DEVICE_MAX_WORK_ITEM_SIZES, info, size_ret);
                //System.out.println("\tCL_DEVICE_MAX_WORK_ITEM_SIZES = " + info.getInt(0));
                System.out.println("\tCL_DEVICE_MAX_WORK_GROUP_SIZE = " + device.getInfoSize(CL_DEVICE_MAX_WORK_GROUP_SIZE));
                System.out.println("\tCL_DEVICE_MAX_CLOCK_FREQUENCY = " + device.getInfoInt(CL_DEVICE_MAX_CLOCK_FREQUENCY));
                System.out.println("\tCL_DEVICE_ADDRESS_BITS = " + device.getInfoInt(CL_DEVICE_ADDRESS_BITS));
                System.out.println("\tCL_DEVICE_AVAILABLE = " + device.getInfoBoolean(CL_DEVICE_AVAILABLE));
                System.out.println("\tCL_DEVICE_COMPILER_AVAILABLE = " + device.getInfoBoolean(CL_DEVICE_COMPILER_AVAILABLE));
                printDeviceInfo(device, "CL_DEVICE_NAME", CL_DEVICE_NAME);
                printDeviceInfo(device, "CL_DEVICE_VENDOR", CL_DEVICE_VENDOR);
                printDeviceInfo(device, "CL_DRIVER_VERSION", CL_DRIVER_VERSION);
                printDeviceInfo(device, "CL_DEVICE_PROFILE", CL_DEVICE_PROFILE);
                printDeviceInfo(device, "CL_DEVICE_VERSION", CL_DEVICE_VERSION);
                printDeviceInfo(device, "CL_DEVICE_EXTENSIONS", CL_DEVICE_EXTENSIONS);
                if (caps.OpenCL11)
                    printDeviceInfo(device, "CL_DEVICE_OPENCL_C_VERSION", CL_DEVICE_OPENCL_C_VERSION);
                CLContext context = clCreateContext(ctxProps, device, new CLContextCallback() {

                    protected void handleMessage(final String errinfo, final ByteBuffer private_info) {
                        System.out.println("IN CLContextCallback :: " + errinfo);
                    }
                }, null);
                CLMem buffer = clCreateBuffer(context, CL_MEM_READ_ONLY, 128, null);
                if (caps.OpenCL11) {
                    clSetMemObjectDestructorCallback(buffer, new CLMemObjectDestructorCallback() {

                        protected void handleMessage(final long memobj) {
                            System.out.println("FIRST Buffer destructed: " + memobj);
                        }
                    });
                    clSetMemObjectDestructorCallback(buffer, new CLMemObjectDestructorCallback() {

                        protected void handleMessage(final long memobj) {
                            System.out.println("SECOND Buffer destructed: " + memobj);
                        }
                    });
                }
                if (caps.OpenCL11) {
                    CLMem subbuffer = buffer.createSubBuffer(CL_MEM_READ_ONLY, CL_BUFFER_CREATE_TYPE_REGION, new CLBufferRegion(0, 64), null);
                    clSetMemObjectDestructorCallback(subbuffer, new CLMemObjectDestructorCallback() {

                        protected void handleMessage(final long memobj) {
                            System.out.println("Sub Buffer destructed: " + memobj);
                        }
                    });
                }
                clRetainMemObject(buffer);
                if (LWJGLUtil.getPlatform() != LWJGLUtil.PLATFORM_MACOSX) {
                    // TODO: Native kernels crash on MacOSX, disable this until we can debug properly.
                    final long exec_caps = device.getInfoLong(CL_DEVICE_EXECUTION_CAPABILITIES);
                    if ((exec_caps & CL_EXEC_NATIVE_KERNEL) == CL_EXEC_NATIVE_KERNEL) {
                        System.out.println("-TRYING TO EXEC NATIVE KERNEL-");
                        final CLCommandQueue queue = clCreateCommandQueue(context, device, 0, null);
                        final PointerBuffer ev = BufferUtils.createPointerBuffer(1);
                        clEnqueueNativeKernel(queue, new CLNativeKernel() {

                            protected void execute(final ByteBuffer[] memobjs) {
                                System.out.println("\tmemobjs.length = " + memobjs.length);
                                for (int k = 0; k < memobjs.length; k++) {
                                    System.out.println("\tmemobjs[" + k + "].remaining() = " + memobjs[k].remaining());
                                    for (int l = memobjs[k].position(); l < memobjs[k].limit(); l++) {
                                        memobjs[k].put(l, (byte) l);
                                    }
                                }
                                System.out.println("\tNative kernel done.");
                            }
                        }, new CLMem[] { buffer }, new long[] { 128 }, null, ev);
                        final CLEvent e = queue.getCLEvent(ev.get(0));
                        clSetEventCallback(e, CL_COMPLETE, new CLEventCallback() {

                            protected void handleMessage(final CLEvent event, final int event_command_exec_status) {
                                System.out.println("\t\tEvent callback status: " + getEventStatusName(event_command_exec_status));
                            }
                        });
                        int status = e.getInfoInt(CL_EVENT_COMMAND_EXECUTION_STATUS);
                        System.out.println("NATIVE KERNEL STATUS: " + getEventStatusName(status));
                        clFlush(queue);
                        do {
                            int newStatus = e.getInfoInt(CL_EVENT_COMMAND_EXECUTION_STATUS);
                            if (newStatus != status) {
                                status = newStatus;
                                System.out.println("NATIVE KERNEL STATUS: " + getEventStatusName(status));
                            }
                        } while (// Busy-spin until we're done
                        status != CL_SUCCESS);
                        clReleaseEvent(e);
                    }
                }
                clReleaseMemObject(buffer);
                clReleaseContext(context);
            }
        }
    } catch (LWJGLException le) {
        die("Init", le.getMessage());
    }
    CL.destroy();
}

Example 13 with LWJGLException

use of org.lwjgl.LWJGLException in project lwjgl by LWJGL.

the class LWJGLInfoView method createPartControl.

/** 
	 * {@inheritDoc}
	 * @see org.eclipse.ui.part.WorkbenchPart#createPartControl(org.eclipse.swt.widgets.Composite)
	 */
@Override
public void createPartControl(Composite i_parent) {
    Text info = new Text(i_parent, SWT.READ_ONLY | SWT.LEFT | SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL);
    GLCanvas canvas = new GLCanvas(i_parent, SWT.NONE, new GLData());
    canvas.setCurrent();
    try {
        GLContext.useContext(canvas);
    } catch (LWJGLException ex) {
        // TODO Implement catch block for LWJGLException
        ex.printStackTrace();
    }
    String infoString = gatherInformation();
    info.setText(infoString);
}

Example 14 with LWJGLException

use of org.lwjgl.LWJGLException in project lwjgl by LWJGL.

the class LWJGLTestView method createPartControl.

/** 
	 * {@inheritDoc}
	 * @see org.eclipse.ui.part.WorkbenchPart#createPartControl(org.eclipse.swt.widgets.Composite)
	 */
@Override
public void createPartControl(Composite parent) {
    String strVersion = getFeatureVersion("org.lwjgl");
    this.setPartName("org.lwjgl " + strVersion);
    IStatusLineManager statusLine = this.getViewSite().getActionBars().getStatusLineManager();
    fpsstatuslineitem = new FpsStatusLineItem();
    statusLine.add(fpsstatuslineitem);
    GLData data = new GLData();
    data.doubleBuffer = true;
    canvas = new GLCanvas(parent, SWT.NONE, data);
    canvas.setCurrent();
    try {
        GLContext.useContext(canvas);
    } catch (LWJGLException e) {
        e.printStackTrace();
    }
    canvas.addListener(SWT.Resize, new Listener() {

        public void handleEvent(Event event) {
            Rectangle bounds = canvas.getBounds();
            float fAspect = (float) bounds.width / (float) bounds.height;
            canvas.setCurrent();
            try {
                GLContext.useContext(canvas);
            } catch (LWJGLException e) {
                e.printStackTrace();
            }
            GL11.glViewport(0, 0, bounds.width, bounds.height);
            GL11.glMatrixMode(GL11.GL_PROJECTION);
            GL11.glLoadIdentity();
            GLU.gluPerspective(45.0f, fAspect, 0.5f, 400.0f);
            GL11.glMatrixMode(GL11.GL_MODELVIEW);
            GL11.glLoadIdentity();
        }
    });
    GL11.glClearColor(1.0f, 1.0f, 1.0f, 1.0f);
    GL11.glColor3f(1.0f, 0.0f, 0.0f);
    GL11.glHint(GL11.GL_PERSPECTIVE_CORRECTION_HINT, GL11.GL_NICEST);
    GL11.glClearDepth(1.0);
    GL11.glLineWidth(2);
    GL11.glEnable(GL11.GL_DEPTH_TEST);
    Display.getCurrent().asyncExec(initRunnable());
}

Example 15 with LWJGLException

use of org.lwjgl.LWJGLException in project lwjgl by LWJGL.

the class DemoBox method initialize.

/**
	 * @return
	 */
public boolean initialize() {
    setTitle("LWJGL - Demo Box");
    setSize(640, 480);
    setLayout(new GridBagLayout());
    // Setup selection panel
    // =================================
    selectionPanel = new Panel();
    selectionPanel.setLayout(new BorderLayout());
    selectionPanel.add(new Label("Demo", Label.CENTER), BorderLayout.NORTH);
    Button fullScreen = new Button("Fullscreen");
    fullScreen.addActionListener(new ActionListener() {

        public void actionPerformed(ActionEvent event) {
            toggleFullscreen();
        }
    });
    selectionPanel.add(fullScreen, BorderLayout.SOUTH);
    final List demos = new List();
    for (Enumeration e = selectableDemos.keys(); e.hasMoreElements(); ) {
        demos.add(e.nextElement().toString());
    }
    selectionPanel.add(demos, BorderLayout.CENTER);
    demos.addItemListener(new ItemListener() {

        public void itemStateChanged(ItemEvent event) {
            demoSelected(event.getItemSelectable().getSelectedObjects()[0].toString());
        }
    });
    GridBagConstraints gbc = new GridBagConstraints();
    gbc.gridx = 0;
    gbc.gridy = 0;
    gbc.fill = java.awt.GridBagConstraints.BOTH;
    gbc.weightx = 0.05;
    gbc.weighty = 1.0;
    add(selectionPanel, gbc);
    // =================================
    try {
        demoCanvas = new DemoBoxGLCanvas(this);
        gbc = new GridBagConstraints();
        gbc.gridx = 1;
        gbc.gridy = 0;
        gbc.fill = java.awt.GridBagConstraints.BOTH;
        gbc.weightx = 0.95;
        gbc.weighty = 1.0;
        add(demoCanvas, gbc);
    } catch (LWJGLException le) {
        le.printStackTrace();
        return false;
    }
    // ---------------------------------
    addWindowListener(new WindowAdapter() {

        public void windowClosing(WindowEvent e) {
            demoCanvas.destroyCanvas();
            dispose();
            System.exit(0);
        }
    });
    //demoSelected(demos.getSelectedItem());
    return true;
}